Integrate BACKBEAT SDK and resolve KACHING license validation

Major integrations and fixes:
- Added BACKBEAT SDK integration for P2P operation timing
- Implemented beat-aware status tracking for distributed operations
- Added Docker secrets support for secure license management
- Resolved KACHING license validation via HTTPS/TLS
- Updated docker-compose configuration for clean stack deployment
- Disabled rollback policies to prevent deployment failures
- Added license credential storage (CHORUS-DEV-MULTI-001)

Technical improvements:
- BACKBEAT P2P operation tracking with phase management
- Enhanced configuration system with file-based secrets
- Improved error handling for license validation
- Clean separation of KACHING and CHORUS deployment stacks

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

vendor/github.com/libp2p/go-libp2p-kad-dht/README.md

@@ -0,0 +1,51 @@
+# go-libp2p-kad-dht
+
+[![](https://img.shields.io/badge/made%20by-Protocol%20Labs-blue.svg?style=flat-square)](https://protocol.ai)
+[![](https://img.shields.io/badge/project-libp2p-yellow.svg?style=flat-square)](https://libp2p.io)
+[![GoDoc](https://godoc.org/github.com/libp2p/go-libp2p-kad-dht?status.svg)](https://godoc.org/github.com/libp2p/go-libp2p-kad-dht)
+[![Discourse posts](https://img.shields.io/discourse/https/discuss.libp2p.io/posts.svg)](https://discuss.libp2p.io)
+
+> A Go implementation of [libp2p Kademlia DHT specification](https://github.com/libp2p/specs/tree/master/kad-dht)
+
+## Table of Contents
+
+- [Install](#install)
+- [Usage](#usage)
+- [Optimizations](#optimizations)
+- [Contribute](#contribute)
+- [Maintainers](#maintainers)
+- [License](#license)
+
+## Install
+
+```sh
+go get github.com/libp2p/go-libp2p-kad-dht
+```
+
+## Optimizations
+
+Client-side optimizations are described in [optimizations.md](./optimizations.md)
+
+## Usage
+
+Go to https://godoc.org/github.com/libp2p/go-libp2p-kad-dht.
+
+## Contribute
+
+Contributions welcome. Please check out [the issues](https://github.com/libp2p/go-libp2p-kad-dht/issues).
+
+Check out our [contributing document](https://github.com/libp2p/community/blob/master/CONTRIBUTE.md) for more information on how we work, and about contributing in general. Please be aware that all interactions related to libp2p are subject to the IPFS [Code of Conduct](https://github.com/ipfs/community/blob/master/code-of-conduct.md).
+
+<!-- Small note: If editing the README, please conform to the [standard-readme](https://github.com/RichardLitt/standard-readme) specification. -->
+
+## Maintainers
+
+- [@ipfs/kubo-maintainers](https://github.com/orgs/ipfs/teams/kubo-maintainers)
+- [@libp2p/go-libp2p-maintainers](https://github.com/orgs/libp2p/teams/go-libp2p-maintainers)
+- [@guillaumemichel](https://github.com/guillaumemichel)
+
+See [CODEOWNERS](./CODEOWNERS).
+
+## License
+
+[MIT](LICENSE) © Protocol Labs Inc.